189094 has 4 divisors (see below), whose sum is σ = 283644. Its totient is φ = 94546.

The previous prime is 189067. The next prime is 189127. The reversal of 189094 is 490981.

189094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 490981 = 23 ⋅21347.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47272 + ... + 47275.

It is an arithmetic number, because the mean of its divisors is an integer number (70911).

2¹⁸⁹⁰⁹⁴ is an apocalyptic number.

189094 is a deficient number, since it is larger than the sum of its proper divisors (94550).

189094 is an equidigital number, since it uses as much as digits as its factorization.

189094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94549.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 189094 is about 434.8493992177. The cubic root of 189094 is about 57.3974479556.

The spelling of 189094 in words is "one hundred eighty-nine thousand, ninety-four".